Polished is a comprehensive collection of Sass and CSS helper functions and mixins designed to streamline your style writing process. Offering tools for color manipulation, font-size scaling, and background image management, Polished promotes maintainable and reusable styles. It abstracts away complex CSS implementations, improving developer efficiency and code readability. With Polished, developers can focus on design, ensuring consistency and reducing boilerplate in their style sheets. The library is regularly updated and well-documented, enhancing its usability for various CSS-in-JS and vanilla CSS projects.